science vocab Flashcards
(15 cards)
astronomy
the study of the moon stars and objects in space
orbit
the path of a planet around a star or a moon around a planet
solstice
first day of summer or winter summer solstice has the most sunlight of any day and winter solstice has the least
equinox
first day of autumn and spring a day when there are 12 hours of day and night
eclipse
when the moon blocks the sun or the earth blocks the moon
tides
rising and dropping level of the sea on coastlines due to the gravitational pull of the moon
rocket
specialized flightcraft designed to leave earths gravitational pull launched by igniting multiple stages of special fuel
artemis mission
current mission in progress designed to send astronauts back to the moon
moon exploration
from 1960- 1972 the USA launched several expeditions and landed on the moon
geocentric model
early human model of the universe places the earth in the center
heliocentric model
modern model of the solar system correctly places the sun in the center with planets orbiting around- the bigger object the stronger the force
gravity